Macquarie University astronomers have tracked an extreme planet's orbital decay, confirming it is spiraling toward its star in a cosmic death dance that could end in three possible ways.

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

Astronomers have finally caught a dying star in space going out with a bang — and then another bang. The new photographic ...

The host star, HIP 67522, is slightly larger and cooler than our Sun. But unlike our middle-aged star, this one is just 17 ...

When a star dies in a massive explosion, it leaves behind a supernova remnant - an expanding cloud of gas and dust that tells the story of its violent end. Thanks to Hubble’s breathtaking 4K images, ...

When HIP 67522 b was discovered, it was the youngest known planet orbiting its star in under 10 days. Astronomers were using ...

Astronomers using the European Space Agency’s Cheops mission have caught an exoplanet that seems to be triggering flares of ...

"Transitional millisecond pulsars are cosmic laboratories that help us understand how neutron stars evolve in binary systems." ...

Star Wars fans are debating a commonly criticized plot hole, which may not actually be a plot hole after all.

Stars and planets are naturally associated with one another. While some planets have gone rogue and are drifting through ...

The clingy planet orbits so close to its star, it triggers powerful explosions of radiation that eat away at its atmosphere.

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it about galaxies far, far away.